Siren for submarine signalling.



FF. C. SCHEYNKELB'ERGEH.

SIREN FOR SUBMARINESIGNALING'.

A APPLICATION FILED yJULYza. 1913. RENEwED JULY zo. me. 1,196,296.

Patented'Aug. 29,1916.

pag.1'.

lili* toA be packed to meet the natural external pressure of water.

Harm now particularly described and ascertaineV the nature of my said invention and in what manner the same is to be per-A formed, I declare that whatl claim is z-f l. A submarine siren adapted to be protraded from an openin in the wall of a ship, comprising Incom ination a stator, a rotor arranged outside of said stator, a slide valve for giving the signals arranged inside of said stator, and means for operating said rotor and said slide valve from the interior of the ship while excluding from the ship water under pressure or external Water.

2. A' submarine siren adapted to be protruded from an opening in the Wall of a ship, comprising in combination a stator, a rotor arranged outside theref,a standpipe within said stator, a driving shaft extending through said standpipe and operatively connected with said rotor, and a slide valve tor and said standpipe.

La. A submarine siren adapted to be protraded from :in opening in the wall of a lship, comprising in combination a easing having its outer end in the form of a stator, a standpipe within said casing forming an isolated annular Huid space, a slide `valve disposed within said space, a shaft passing through said standpipe, and 'a rotor fixed on the projecting end of said shaft and disposed outside of said stator.

In testimony whereof I affix my signature in presence of two witnesses.

FERDINAND relaxation eier, SGHENKELBERGER.

Witnesses:

CL. WILHELM Kn'rzrnL, Cin-moins Hmz.

40` disposed within the space between said stai 

